A Chinese private jet is on its way to Singapore from North Korea… possibly carrying Kim Jong-un to his summit with U.S. President Donald Trump. According to flight-tracking website Flightradar24,… the Air China plane took off from Pyongyang Airport at around 8.30 a.m.,… after arriving from Beijing earlier in the morning. The site says the plane initially reported that it was bound for Beijing… but as it neared the Chinese capital it changed its flight number… and its destination.